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Getting Started With Air Monitoring HAT
supports interruption and wake-up
21 GPIO pins with various capabilities
They have 0
IO Expander Breakout Electronic Project Kits Getting Started With Air MonitoringAdd oodles of extra analog friendly input and output pins to your Raspberry Pi or Raspberry Pi Pico project with the IO Expander Breakout. This breakout uses the Nuvoton MS51 microcontroller and I2C interface to provide 14 additional input output pins. 8 pins are connected to a 12 bit Analog to Digital Converter (ADC) for analog sensor input. 6 pins can be used as up to 16 bit PWM outputs, perfect for controlling servos or non addressable LEDs.
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